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Jack Dangermond

1–5%

Jack Dangermond has given an estimated 1–5% of current net worth ($9.4B), based on Forbes' philanthropy score.

GiveRate

1–5%

Net worth

$9.4B

Stated lifetime giving

Not stated

Forbes 400

#167 · Mapping software · Redlands, California

Status

Source-reported range

Sources

Forbes 400 profile · Sept. 2026

The math

Forbes philanthropy score 2 of 5: lifetime giving is 1–5% of current net worth. The range is Forbes' own banding; GiveRate shows it as published.

Profile

Age

81

Residence

Redlands, California

Industry

Technology

Source of wealth

Mapping software

Self-made

Yes

One-year change

$14.1B (#77) in Sept. 2025 to $9.4B (#167) in Sept. 2026, a drop of 33%.

What the range means in dollars

Forbes gives Jack Dangermond a philanthropy score of 2 out of 5, meaning lifetime giving equals 1% to 5% of current net worth. On a $9.4B fortune, that implies lifetime giving of roughly between $94M and $470M. 138 of the 400 share this score, 177 score lower and 68 score higher.

For scale: 1% to 5% of a $50,000 household income would be $500 to $2,500.

Giving on record

Esri has pledged $1 billion worth of free GIS Software to all American K-12 schools.

From the Forbes profile (Sept. 2026).

Others in Technology

• Elon Musk: Under 1% · $908B
• Jeff Bezos: 1–5% · $378B
• Larry Page: Under 1% · $278B
• Michael Dell: 1–5% · $263B
• Sergey Brin: 1–5% · $256B
• Mark Zuckerberg: 1–5% · $212B

Others in California

• Larry Page: Under 1% · $278B
• Sergey Brin: 1–5% · $256B
• Mark Zuckerberg: 1–5% · $212B
• Jensen Huang: Under 1% · $199B
• Eric Schmidt: 5–10% · $37.8B
• Henry Samueli: 1–5% · $33.8B

Questions

How much has Jack Dangermond given to charity?

Forbes scores Jack Dangermond 2 of 5 for philanthropy, meaning lifetime giving of 1% to 5% of net worth, roughly between $94M and $470M on a $9.4B fortune.

What is Jack Dangermond's net worth?

Forbes estimates $9.4B as of September 2026, ranking #167 on the Forbes 400.

What is Jack Dangermond's GiveRate?

1–5%. GiveRate is lifetime giving as a share of wealth, built from published Forbes figures. See giverate.org/methods/ for the method.

GiveRate is an estimate built only from the published figures above. Wealth and giving totals are themselves estimates. See methods. Spot an error? Request a correction. See all Forbes 400 (Sept. 2026) · Open in the interactive rankings · Calculate your own GiveRate